Home / 126,305.35-189,456.39-36,350.44

Finding the Fourth Proportional to 126,305.35, 189,456.39 and 36,350.44

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Solution

The fourth proportional to 126,305.35, 189,456.39 and 36,350.44 is: 54,525.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,305.35 : 189,456.39 = 36,350.44 : x
  2. Step 2: Convert to fraction form
    126,305.35/189,456.39 = 36,350.44/x
  3. Step 3: Cross multiply
    126,305.35x = 189,456.39 × 36,350.44
  4. Step 4: Simplify right side
    126,305.35x = 6,886,823,137.31
  5. Step 5: Solve for x
    x = 6,886,823,137.31/126,305.35
  6. Step 6: Final answer
    x = 54,525.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.